Finding the Fourth Proportional to 1,036,342.33, 1,555,386.92 and 437,733.08
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Solution
The fourth proportional to 1,036,342.33, 1,555,386.92 and 437,733.08 is: 656,968.54
Step by Step Solution
- Step 1: Write the proportion equation
1,036,342.33 : 1,555,386.92 = 437,733.08 : x - Step 2: Convert to fraction form
1,036,342.33/1,555,386.92 = 437,733.08/x - Step 3: Cross multiply
1,036,342.33x = 1,555,386.92 × 437,733.08 - Step 4: Simplify right side
1,036,342.33x = 680,844,307,083.31 - Step 5: Solve for x
x = 680,844,307,083.31/1,036,342.33 - Step 6: Final answer
x = 656,968.54
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.